253267275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{198641}}^1$

素因数の和:198671

約数の個数: 24

約数和(自身を含む): 443368944

約数和(自身を除く): 190101669

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 198641, 595923, 993205, 2979615, 3376897, 4966025, 10130691, 14898075, 16884485, 50653455, 84422425, 253267275]

約数ペア:

[(1, 253267275), (3, 84422425), (5, 50653455), (15, 16884485), (17, 14898075), (25, 10130691), (51, 4966025), (75, 3376897), (85, 2979615), (255, 993205), (425, 595923), (1275, 198641)]